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13x^{2}+24x-11
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13x^{2}+24x-11
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3x^{2}-3+8x-8+16x+10x^{2}
Use the distributive property to multiply -2 by 4-8x-5x^{2}.
3x^{2}-11+8x+16x+10x^{2}
Subtract 8 from -3 to get -11.
3x^{2}-11+24x+10x^{2}
Combine 8x and 16x to get 24x.
13x^{2}-11+24x
Combine 3x^{2} and 10x^{2} to get 13x^{2}.
3x^{2}-3+8x-8+16x+10x^{2}
Use the distributive property to multiply -2 by 4-8x-5x^{2}.
3x^{2}-11+8x+16x+10x^{2}
Subtract 8 from -3 to get -11.
3x^{2}-11+24x+10x^{2}
Combine 8x and 16x to get 24x.
13x^{2}-11+24x
Combine 3x^{2} and 10x^{2} to get 13x^{2}.
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